<template>
  <div class="royole-cascader">
    <slot name="title">
      <div class="rc__title">
        {{ topic.title }}
      </div>
    </slot>
    <!--
      props:{
        //可多选
        multiple: true
        //可任意选取子节点
        checkStrictiy: true
      }
      // 是否搜索
      filterable
      //数据
      options
     -->
    <el-cascader
      :options="topic.options"
      :props="{ multiple: true, checkStrictly: true, expandTrigger: 'hover' }"
      :clearable="clearable"
      :filterable="filterable"
      :placeholder="topic.placeholder"
    ></el-cascader>
  </div>
</template>
<script>
export default {
  data() {
    return {}
  },
  props: {
    filterable: {
      type: Boolean,
      default: true,
    },
    //是否可清除
    clearable: {
      type: Boolean,
      default: true,
    },
    topic: {
      type: Object,
      default: () => {
        return {
          title: '选择话题',
          placeholder: '反馈&求助',
          options: [
            {
              value: 'zhinan',
              label: '指南',
              children: [
                {
                  value: 'shejiyuanze',
                  label: '设计原则',
                  children: [
                    {
                      value: 'yizhi',
                      label: '一致',
                    },
                    {
                      value: 'fankui',
                      label: '反馈',
                    },
                    {
                      value: 'xiaolv',
                      label: '效率',
                    },
                    {
                      value: 'kekong',
                      label: '可控',
                    },
                  ],
                },
                {
                  value: 'daohang',
                  label: '导航',
                  children: [
                    {
                      value: 'cexiangdaohang',
                      label: '侧向导航',
                    },
                    {
                      value: 'dingbudaohang',
                      label: '顶部导航',
                    },
                  ],
                },
              ],
            },
            {
              value: 'zujian',
              label: '组件',
              children: [
                {
                  value: 'basic',
                  label: 'Basic',
                  children: [
                    {
                      value: 'layout',
                      label: 'Layout 布局',
                    },
                    {
                      value: 'color',
                      label: 'Color 色彩',
                    },
                    {
                      value: 'typography',
                      label: 'Typography 字体',
                    },
                    {
                      value: 'icon',
                      label: 'Icon 图标',
                    },
                    {
                      value: 'button',
                      label: 'Button 按钮',
                    },
                  ],
                },
                {
                  value: 'form',
                  label: 'Form',
                  children: [
                    {
                      value: 'radio',
                      label: 'Radio 单选框',
                    },
                    {
                      value: 'checkbox',
                      label: 'Checkbox 多选框',
                    },
                    {
                      value: 'input',
                      label: 'Input 输入框',
                    },
                    {
                      value: 'input-number',
                      label: 'InputNumber 计数器',
                    },
                    {
                      value: 'select',
                      label: 'Select 选择器',
                    },
                    {
                      value: 'cascader',
                      label: 'Cascader 级联选择器',
                    },
                    {
                      value: 'switch',
                      label: 'Switch 开关',
                    },
                    {
                      value: 'slider',
                      label: 'Slider 滑块',
                    },
                    {
                      value: 'time-picker',
                      label: 'TimePicker 时间选择器',
                    },
                    {
                      value: 'date-picker',
                      label: 'DatePicker 日期选择器',
                    },
                    {
                      value: 'datetime-picker',
                      label: 'DateTimePicker 日期时间选择器',
                    },
                    {
                      value: 'upload',
                      label: 'Upload 上传',
                    },
                    {
                      value: 'rate',
                      label: 'Rate 评分',
                    },
                    {
                      value: 'form',
                      label: 'Form 表单',
                    },
                  ],
                },
                {
                  value: 'data',
                  label: 'Data',
                  children: [
                    {
                      value: 'table',
                      label: 'Table 表格',
                    },
                    {
                      value: 'tag',
                      label: 'Tag 标签',
                    },
                    {
                      value: 'progress',
                      label: 'Progress 进度条',
                    },
                    {
                      value: 'tree',
                      label: 'Tree 树形控件',
                    },
                    {
                      value: 'pagination',
                      label: 'Pagination 分页',
                    },
                    {
                      value: 'badge',
                      label: 'Badge 标记',
                    },
                  ],
                },
                {
                  value: 'notice',
                  label: 'Notice',
                  children: [
                    {
                      value: 'alert',
                      label: 'Alert 警告',
                    },
                    {
                      value: 'loading',
                      label: 'Loading 加载',
                    },
                    {
                      value: 'message',
                      label: 'Message 消息提示',
                    },
                    {
                      value: 'message-box',
                      label: 'MessageBox 弹框',
                    },
                    {
                      value: 'notification',
                      label: 'Notification 通知',
                    },
                  ],
                },
                {
                  value: 'navigation',
                  label: 'Navigation',
                  children: [
                    {
                      value: 'menu',
                      label: 'NavMenu 导航菜单',
                    },
                    {
                      value: 'tabs',
                      label: 'Tabs 标签页',
                    },
                    {
                      value: 'breadcrumb',
                      label: 'Breadcrumb 面包屑',
                    },
                    {
                      value: 'dropdown',
                      label: 'Dropdown 下拉菜单',
                    },
                    {
                      value: 'steps',
                      label: 'Steps 步骤条',
                    },
                  ],
                },
                {
                  value: 'others',
                  label: 'Others',
                  children: [
                    {
                      value: 'dialog',
                      label: 'Dialog 对话框',
                    },
                    {
                      value: 'tooltip',
                      label: 'Tooltip 文字提示',
                    },
                    {
                      value: 'popover',
                      label: 'Popover 弹出框',
                    },
                    {
                      value: 'card',
                      label: 'Card 卡片',
                    },
                    {
                      value: 'carousel',
                      label: 'Carousel 走马灯',
                    },
                    {
                      value: 'collapse',
                      label: 'Collapse 折叠面板',
                    },
                  ],
                },
              ],
            },
            {
              value: 'ziyuan',
              label: '资源',
              children: [
                {
                  value: 'axure',
                  label: 'Axure Components',
                },
                {
                  value: 'sketch',
                  label: 'Sketch Templates',
                },
                {
                  value: 'jiaohu',
                  label: '组件交互文档',
                },
              ],
            },
          ],
        }
      },
    },
  },
}
</script>
<style lang="scss">
.royole-cascader {
  .el-cascader {
    line-height: 40px;
    .el-input {
      width: 364px;
      border-radius: 19px;
    }
    .el-input__inner {
      border-radius: 19px;
    }
  }
}
</style>
